When a small object is contained in a large object, how to ensure the catching accurately the small object rather than the large object?Do you have a good idea? In the picture, or that .I sometimes try to grab the small ball, but instead grab the big transparent rectangle.
When a small object is contained in a large object, how to ensure the catching accurately the small object rather than the large object?Do you have a good idea? In the picture, or that .I sometimes try to grab the small ball, but instead grab the big transparent rectangle.